For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningPower Steering System Description and Operation
The hydraulic power steering pump is a constant displacement vane-type pump
that provides hydraulic pressure and flow for the power
steering gear. The hydraulic power steering pumps are either belt-driven or
direct-drive, cam-driven.
The power steering fluid reservoir holds the power steerin ...
Front Side Door Window Adjustment
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface
section.
Warning: Refer to Express Window Down Warning in the Preface section.
Preliminary Procedure
Remove the front side door trim. Refer to Front Side Door Trim
Replacement.
Remove the water deflector. Refe ...
Center Console Storage
The center console storage has a storage area under the armrest. Pull up on the
latch on the front of the armrest to access.
Pull up on the latch and slide the center console armrest to adjust the position.
Return the armrest to the rear position to access the storage area.
There may be an a ...